{"note":"bim_versions 導入後の保存のみ記録 (それ以前は bim_canonical 上書きで履歴なし)","ok":true,"slug":"u-house-pn8v9e6g","versions":[{"created_at":"2026-06-07T12:08:49Z","element_count":83,"note":"実在売地に自動設計 (site-batch GA): 出典 https://suumo.jp/tochi/aichi/sc_nagoyashichikusa/nc_20746235/ 価格3540万円 建ぺい80%/容積300% 取得2026-06-07","saved_by":"editor","sha256":"d29f6ddff00453cd0b5d031d88ea302f5a84dd38add5857ca4fdeb5cb61d1719","version":2}]}